package com.yetm.config;


import com.alibaba.druid.pool.DruidDataSource;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.PropertySource;

import javax.sql.DataSource;

/**
 * spring配置
 */
@Configuration

//<contxt:property-placeholder location="classpath:jdbc.properties" />
@PropertySource("classpath:jdbc.properties")

public class DatasourceConfiguration {

    @Value("${jdbc.driver}")
    private String driver;

    @Value("${jdbc.url}")
    private String url;

    @Value("${jdbc.username}")
    private String username;

    @Value("jdbc.password")
    private String password;

    @Bean("dataSource") //spring会将当前方法返回值以指定名称存储到spring容器中
    public DataSource createDatasource() {
        DruidDataSource dataSource = new DruidDataSource();
        dataSource.setDriverClassName(driver);
        dataSource.setUrl(url);
        dataSource.setUsername(username);
        dataSource.setPassword(password);
        return dataSource;
    }
}
